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Donaldson Offers Improved Hepa Cabin Air Filters For Boeing 767-200/300 Airplanes

15 January, 2002
Donaldson Company, Inc.
P.O. Box 1299
Minneapolis, Minnesota 55440

Tina Plant

(952) 887-3863



Structural enhancements result in longer filter life


MINNEAPOLIS, January 15, 2002 — Donaldson High Purity Products, a division of the Donaldson Company, Inc. (NYSE: DCI) that designs and manufactures air filters for the aviation industry, today announced that it has received FAA-PMA approval on its improved HEPA cabin air recirculation filters for B767-200 and B767-300 airplanes.


The Donaldson filters meet all FAA air-worthiness specifications and are manufactured to meet or exceed all critical requirements such as efficiency (99.97% removal of 0.3micron particles), life, weight and Skydrol® resistance. The recommended service interval is one C-Check.


Parts numbered P512762 for B767-200 and P512763 for B767-300 offer increased structural performance and longer life over Donaldson 4A models (P199762 and P199763). In laboratory testing the new filters maintained structural and operational integrity, even under extreme loading conditions. The design enhancements do not affect fit, form or function and the improved filters are completely interchangeable with the 4A Donaldson filters.


Donaldson Company also offers FAA-PMA approved filters for B767-200/300 aircraft for smoking sections, work stations and vacuum lavatory air compressors.


Donaldson Company, Inc., headquartered in Minneapolis, Minn., is a leading worldwide provider of filtration systems and replacement parts. Founded in 1915, Donaldson is a technology-driven company committed to satisfying customer needs for filtration solutions through innovative research and development. Donaldson serves customers in the industrial and engine markets including dust collection, power generation, specialty filtration, off-road equipment, trucks, and automotive. More than 8,400 employees contribute to the company's success at 40 manufacturing locations around the world. In fiscal year 2001, Donaldson reported record sales of more than $1.1 billion and achieved its 12th consecutive year of double-digit earnings growth. Donaldson is a member of the S&P MidCap 400 Index and Donaldson shares are traded on the New York Stock Exchange under the symbol DCI. Additional company information is available at

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